View Full Version : Ren-C and Ren-T - Compatible?
stempile
08-14-2007, 05:57 PM
I haven't been following the Renard standard pin outs. So I out of the loop on the following:
Will WayneJ's Ren-T board RJ-45 pin out match up to the following:
1 - Provide Power to the Ren-C
2 - Provide Zero Crossing to the Ren-C
3 - Provide Power to the downline Grinch board (on the other side of the Ren-C)
I didn't do any homework, was thinking someone close to these projects already knows this.
Thanks
ms
wjohn
08-15-2007, 02:13 AM
Matt,
the RENC draws 5VDC from the GRINCH/595 via the IN RJ45. The GRINCH/595 need it own 5V DC Power Feed via J2 on the controller.
The RENC needs a ZC signal, you can do this with the RENT or a power supply based on that design. (CT transformer, two diodes and a Capacitor.
The 'downstream; GRINCH/595 need it own 5V DC Power Feed via J2
P. Short
08-15-2007, 09:22 AM
The capacitor is used on the power-supply side of things, not the zero-crossing side. All that is needed for the zero-crossing is the transformer, diodes, and connectors/wiring.
--
Phil
stempile
08-15-2007, 11:07 AM
I have got access to a simple ZC design supply that was part of the horning dimmer design. I will just dig that out. I plan to power the grinch(s) with a DC output wall wart that I have cheap access to.
ms
stempile
08-15-2007, 06:50 PM
I am not clear why there are two pins used for zero crossing? Based on the schematic of the Ren-T it appears that they are tied together.
ms
Dan Ross
08-19-2007, 10:24 AM
Can you use one Ren-T for multiple Ren-C boards or do you need to have one for each board?
P. Short
08-19-2007, 10:59 AM
If the Ren-C boards are daisy-chained together, one Ren-T will work for both. Basically, you will need one Ren-T per serial port in this situation.
--
Phil
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